The Sun - Science@NASA
The Sun's gravity holds the solar system together, keeping everything – from the biggest planets to the smallest particles of debris – in its orbit. The connection and interactions between the …
Sun - Wikipedia
The Sun is the star at the center of the Solar System. It is a massive, nearly perfect sphere of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy …
Our Sun: Facts - Science@NASA
Our Sun is a 4.5 billion-year-old yellow dwarf star – a hot glowing ball of hydrogen and helium – at the center of our solar system. It’s about 93 million miles (150 million kilometers) from Earth …
Ready, Set, Action! Our Sun is the Star in Dazzling Simulation
2024年11月21日 · The connection and interactions between the Sun and Earth drive the seasons, ocean currents, weather, climate, radiation belts, auroras and many other phenomena. Space …
Parker Solar Probe - NASA Science
2018年8月12日 · On a mission to “touch the Sun,” NASA's Parker Solar Probe became the first spacecraft to fly through the corona – the Sun’s upper atmosphere – in 2021. With every orbit, …
Watch a 10-Year Time Lapse of Sun From NASA’s SDO - NASA
2020年6月24日 · From its orbit in space around Earth, SDO has gathered 425 million high-resolution images of the Sun, amassing 20 million gigabytes of data over the past 10 years. …
Studying the Sun - NASA
2024年6月20日 · Knowing the magnitude and variability of solar irradiance improves understanding of Earth’s climate, atmosphere, and oceans and enables more accurate …
New full Sun views show sunspots, fields and restless plasma
2024年11月20日 · Zoom into Solar Orbiter's four new Sun images, assembled from high-resolution observations by the spacecraft's PHI and EUI instruments made on 22 March 2023. …
The Sun, our Solar System’s star | The Planetary Society
Empowering the world's citizens to advance space science and exploration. The Sun is a gigantic, roiling ball of plasma. Nuclear fusion in its core produces heat and light, ultimately powering …
NASA's Parker Solar Probe is solving long-standing ... - Space.com
2024年11月18日 · The goal of the Parker Solar Probe mission is to investigate the mysteries of the sun's corona, its outer atmosphere.Specifically, for decades, we've known that the visible …